It is possible to use IUD during breastfeeding, but pay attention to the time of IUD. If you have a normal birth, you can go to the hospital when the child is three months old, and if you have a cesarean section, you need to go back to the hospital after six months to get the IUD. Before getting the IUD, you can go to the hospital to check and observe the recovery of the uterus, as long as the uterus recovers well and there is no gynecological inflammation, you can get the IUD. During breastfeeding, there is also the possibility of pregnancy, so we should do a good job of contraception, women should pay attention to the prevention of infection after the IUD, you need to eat 3-5 days of anti-inflammatory drugs to avoid gynecological inflammation, anti-inflammatory drugs need to stop breastfeeding the baby for seven days, pay attention to more rest. After the IUD, there will be discomfort for 3-5 days, which will gradually disappear. After the IUD, you should not have sex or do strong physical labor for four weeks.